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authorMatus Fabian <matfabia@cisco.com>2018-08-14 05:14:55 -0700
committerOle Trøan <otroan@employees.org>2018-08-15 07:10:05 +0000
commit8fed4240be68b2b4b4b6c531233044f3f1ac70c4 (patch)
treedc4bd618112f64794c96959e4a351a9e23548477 /src/plugins/nat/nat64_in2out.c
parentb11f903ae8824568c5e1bf8312dcf83c7b58b5ee (diff)
NAT64: fix TCP session expire (VPP-1390)
Add missing call of nat64_tcp_session_set_state to set TCP session state. Change-Id: Ifd297ea3ffe20870e1e34a95449b5c9404ec13eb Signed-off-by: Matus Fabian <matfabia@cisco.com>
Diffstat (limited to 'src/plugins/nat/nat64_in2out.c')
-rw-r--r--src/plugins/nat/nat64_in2out.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/src/plugins/nat/nat64_in2out.c b/src/plugins/nat/nat64_in2out.c
index cdfe9b8d80c..718c69d7bdf 100644
--- a/src/plugins/nat/nat64_in2out.c
+++ b/src/plugins/nat/nat64_in2out.c
@@ -224,8 +224,6 @@ nat64_in2out_tcp_udp_set_cb (ip6_header_t * ip6, ip4_header_t * ip4,
return -1;
}
- nat64_session_reset_timeout (ste, ctx->vm);
-
ip4->src_address.as_u32 = bibe->out_addr.as_u32;
udp->src_port = bibe->out_port;
@@ -237,12 +235,15 @@ nat64_in2out_tcp_udp_set_cb (ip6_header_t * ip6, ip4_header_t * ip4,
ip_csum_t csum;
tcp_header_t *tcp = ip6_next_header (ip6);
+ nat64_tcp_session_set_state (ste, tcp, 1);
checksum = &tcp->checksum;
csum = ip_csum_sub_even (*checksum, sport);
csum = ip_csum_add_even (csum, udp->src_port);
*checksum = ip_csum_fold (csum);
}
+ nat64_session_reset_timeout (ste, ctx->vm);
+
return 0;
}
@@ -636,6 +637,9 @@ nat64_in2out_tcp_udp_hairpinning (vlib_main_t * vm, vlib_buffer_t * b,
return -1;
}
+ if (proto == IP_PROTOCOL_TCP)
+ nat64_tcp_session_set_state (ste, tcp, 1);
+
nat64_session_reset_timeout (ste, vm);
sport = udp->src_port = bibe->out_port;
@@ -1203,6 +1207,7 @@ nat64_in2out_frag_set_cb (ip6_header_t * ip6, ip4_header_t * ip4, void *arg)
ip_csum_t csum;
tcp_header_t *tcp = (tcp_header_t *) udp;
+ nat64_tcp_session_set_state (ste, tcp, 1);
checksum = &tcp->checksum;
csum = ip_csum_sub_even (*checksum, tcp->src_port);
csum = ip_csum_sub_even (csum, ip6->src_address.as_u64[0]);
@@ -1263,6 +1268,9 @@ nat64_in2out_frag_hairpinning (vlib_buffer_t * b, ip6_header_t * ip6,
if (!bibe)
return -1;
+ if (ctx->proto == IP_PROTOCOL_TCP)
+ nat64_tcp_session_set_state (ste, tcp, 1);
+
nat64_session_reset_timeout (ste, ctx->vm);
sport = bibe->out_port;